Rationale and design of a double-blind randomized non-inferiority clinical trial to evaluate one or two doses of vaccine against human papillomavirus including an epidemiologic survey to estimate vaccine efficacy: The Costa Rica ESCUDDO trial
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2019 ◽
Vol 49
(9)
◽
pp. 877-880
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2013 ◽
Vol 209
(8)
◽
pp. 1165-1173
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